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Priority to JP1986177344UpriorityCriticalpatent/JPH0535521Y2/ja
Priority to KR870000279Aprioritypatent/KR880000273A/ko
Publication of JPS6382304UpublicationCriticalpatent/JPS6382304U/ja
Priority to KR2019910019511Uprioritypatent/KR920001004Y1/ko
Application grantedgrantedCritical
Publication of JPH0535521Y2publicationCriticalpatent/JPH0535521Y2/ja
